feat: add check-upgrade-provider workflow

.github/workflows/check-upgrade-provider.yaml

@@ -0,0 +1,23 @@
+env:
+  GH_TOKEN: ${{ secrets.GH_TOKEN }}
+jobs:
+  upgrade_provider:
+    name: upgrade-provider
+    runs-on: ubuntu-latest
+    steps:
+    - name: Call upgrade provider action
+      uses: pulumi/pulumi-upgrade-provider-action@e71a8c1d0846a21776530b135339c342896ce628 # v0.0.11
+      with:
+        kind: check-upstream-version
+        email: botdirien.de
+        username: dirien-bot
+
+permissions:
+  contents: write
+
+name: Check upstream upgrade
+on:
+  workflow_dispatch: {} #so we can run this manually if necessary.
+  schedule:
+  # 3 AM UTC ~ 8 PM PDT / 7 PM PST daily. Time chosen to run during off hours.
+  - cron: 0 3 * * *

.github/workflows/upgrade-provider.yaml

@@ -2,6 +2,7 @@ env:
   GH_TOKEN: ${{ secrets.GH_TOKEN }}
 jobs:
   upgrade_provider:
+    if: ${{ (contains(github.event.issue.title, 'Upgrade terraform-provider-')) || github.event_name == 'workflow_dispatch' }}
     name: upgrade-provider
     runs-on: ubuntu-latest
     steps:
@@ -17,4 +18,7 @@ permissions:
   contents: write
 
 on:
+  issues:
+    types:
+    - opened
   workflow_dispatch: {}